{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=collection+of+blood+samples+for+PK+testing",
    "query": {
      "intervention": "collection of blood samples for PK testing"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 9,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-27T21:47:05.558Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT03436745",
      "title": "The Effects of Castration on the Pharmacokinetics of Zolpidem After Single Dose Administration In Men With Prostate Cancer Undergoing Androgen Deprivation Therapy Compared to Normal Healthy Females",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Prostatic Neoplasms"
      ],
      "interventions": [
        {
          "name": "Zolpidem",
          "type": "DRUG"
        },
        {
          "name": "ECG",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2019-01-22",
      "completion_date": "2024-01-30",
      "has_results": true,
      "last_update_posted_date": "2026-06-26",
      "last_synced_at": "2026-09-27T21:47:05.558Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03436745"
    },
    {
      "nct_id": "NCT02865434",
      "title": "Evaluating Safety of Escalating Doses of Tilmanocept by IV Injection and SPECT Imaging in Subjects With and Without RA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Arthritis, Rheumatoid"
      ],
      "interventions": [
        {
          "name": "Tc99m-tilmanocept",
          "type": "DRUG"
        },
        {
          "name": "SPECT Imaging (60 Minutes post-injection)",
          "type": "PROCEDURE"
        },
        {
          "name": "SPECT Imaging (180 Minutes post-injection)",
          "type": "PROCEDURE"
        },
        {
          "name": "Whole body planar SPECT imaging (15 Minutes post-injection)",
          "type": "PROCEDURE"
        },
        {
          "name": "Whole body planar SPECT imaging (60 Minutes post-injection)",
          "type": "PROCEDURE"
        },
        {
          "name": "Whole body planar SPECT imaging (180 Minutes post-injection)",
          "type": "PROCEDURE"
        },
        {
          "name": "Whole body planar SPECT imaging (18-20 Hours post-injection)",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Collection for PK Testing (15 Mins Before Injection)",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Collection for PK Testing (after injection)",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Collection for PK Testing (15 minutes post injection)",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Collection for PK Testing (60 minutes post injection)",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Collection for PK Testing (180 minutes post injection)",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Collection for PK Testing (18-20 hours post injection)",
          "type": "PROCEDURE"
        },
        {
          "name": "Planar Image with both Hands in Field of View",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Navidea Biopharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 39,
      "start_date": "2017-01",
      "completion_date": "2018-06",
      "has_results": true,
      "last_update_posted_date": "2021-08-12",
      "last_synced_at": "2026-09-27T21:47:05.558Z",
      "location_count": 1,
      "location_summary": "Kettering, Ohio",
      "locations": [
        {
          "city": "Kettering",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02865434"
    },
    {
      "nct_id": "NCT04049786",
      "title": "Impact of Bariatric Surgery on Pharmacokinetic Study of Simvastatin and Carvedilol",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Obesity",
        "Bariatric Surgery",
        "Roux-en Y Gastric Bypass"
      ],
      "interventions": [
        {
          "name": "Digestive biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Carvedilol 25mg",
          "type": "DRUG"
        },
        {
          "name": "Serial blood sampling for PK analysis",
          "type": "PROCEDURE"
        },
        {
          "name": "Metoprolol 100 mg for CYP2D6 phenotyping",
          "type": "DRUG"
        },
        {
          "name": "Simvastatin 40mg",
          "type": "DRUG"
        },
        {
          "name": "Midazolam 2 mg for CYP3A4 phenotyping",
          "type": "DRUG"
        },
        {
          "name": "Genotyping",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Natalia Valadares de Moraes",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 120,
      "start_date": "2019-06-01",
      "completion_date": "2023-08",
      "has_results": false,
      "last_update_posted_date": "2022-02-08",
      "last_synced_at": "2026-09-27T21:47:05.558Z",
      "location_count": 1,
      "location_summary": "Orlando, Florida",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04049786"
    },
    {
      "nct_id": "NCT01419678",
      "title": "Pharmacokinetic Analysis of Posaconazole in Lung Transplant Recipients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Transplant Infection",
        "Fungal Infection"
      ],
      "interventions": [
        {
          "name": "collection of blood samples for PK testing",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2011-10",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2014-12-08",
      "last_synced_at": "2026-09-27T21:47:05.558Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01419678"
    },
    {
      "nct_id": "NCT05687136",
      "title": "Testing the Combination of Two Anti-cancer Drugs, Peposertib (M3814) and Tuvusertib (M1774) for Advanced Solid Tumors",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Malignant Solid Neoplasm",
        "Metastatic Malignant Solid Neoplasm",
        "Unresectable Malignant Solid Neoplasm"
      ],
      "interventions": [
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Peposertib",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Tuvusertib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 66,
      "start_date": "2024-06-07",
      "completion_date": "2027-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-09-27T21:47:05.558Z",
      "location_count": 7,
      "location_summary": "Bethesda, Maryland • Boston, Massachusetts • Mineola, New York + 2 more",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Mineola",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05687136"
    },
    {
      "nct_id": "NCT04280289",
      "title": "CBD Cannabis Extract: Pharmacokinetic Studies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Epilepsy"
      ],
      "interventions": [
        {
          "name": "cannabidiol extract",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Mississippi, Oxford",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 10,
      "start_date": "2021-02-01",
      "completion_date": "2021-12-01",
      "has_results": false,
      "last_update_posted_date": "2024-11-20",
      "last_synced_at": "2026-09-27T21:47:05.558Z",
      "location_count": 1,
      "location_summary": "University, Mississippi",
      "locations": [
        {
          "city": "University",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04280289"
    },
    {
      "nct_id": "NCT05540340",
      "title": "A Study of Melphalan in People With Lymphoma Getting an Autologous Hematopoietic Cell Transplant",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Lymphoma",
        "Lymphoma, B-Cell",
        "Lymphoma, T-Cell",
        "Lymphoma, Hodgkin",
        "Lymphoma, Non-Hodgkin"
      ],
      "interventions": [
        {
          "name": "Pharmacokinetics",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 39,
      "start_date": "2022-09-09",
      "completion_date": "2027-09",
      "has_results": false,
      "last_update_posted_date": "2026-03-06",
      "last_synced_at": "2026-09-27T21:47:05.558Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05540340"
    },
    {
      "nct_id": "NCT06679829",
      "title": "A Study of Melphalan With or Without Siltuximab in People With Multiple Myeloma Having an Autologous Stem Cell Transplant",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Multiple Myeloma"
      ],
      "interventions": [
        {
          "name": "Siltuximab",
          "type": "DRUG"
        },
        {
          "name": "Melphalan",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 215,
      "start_date": "2024-11-06",
      "completion_date": "2027-11",
      "has_results": false,
      "last_update_posted_date": "2026-04-24",
      "last_synced_at": "2026-09-27T21:47:05.558Z",
      "location_count": 7,
      "location_summary": "Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Middletown",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06679829"
    },
    {
      "nct_id": "NCT05627245",
      "title": "Testing the Safety of the Anti-cancer Drugs Tazemetostat and Belinostat in Patients With Lymphomas That Have Resisted Treatment",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent B-Cell Non-Hodgkin Lymphoma",
        "Recurrent Diffuse Large B-Cell Lymphoma Germinal Center B-Cell Type",
        "Recurrent Follicular Lymphoma",
        "Recurrent Non-Hodgkin Lymphoma",
        "Recurrent Primary Cutaneous T-Cell Non-Hodgkin Lymphoma",
        "Recurrent T-Cell Non-Hodgkin Lymphoma",
        "Recurrent Transformed Non-Hodgkin Lymphoma",
        "Refractory B-Cell Non-Hodgkin Lymphoma",
        "Refractory Diffuse Large B-Cell Lymphoma Germinal Center B-Cell Type",
        "Refractory Follicular Lymphoma",
        "Refractory Non-Hodgkin Lymphoma",
        "Refractory Primary Cutaneous T-Cell Non-Hodgkin Lymphoma",
        "Refractory T-Cell Non-Hodgkin Lymphoma",
        "Refractory Transformed Non-Hodgkin Lymphoma"
      ],
      "interventions": [
        {
          "name": "Belinostat",
          "type": "DRUG"
        },
        {
          "name": "Biopsy Procedure",
          "type": "PROCEDURE"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Pharmacokinetic Study",
          "type": "OTHER"
        },
        {
          "name": "Positron Emission Tomography and Computed Tomography Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Tazemetostat",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2023-03-01",
      "completion_date": "2027-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-18",
      "last_synced_at": "2026-09-27T21:47:05.558Z",
      "location_count": 11,
      "location_summary": "Sacramento, California • New Haven, Connecticut • Fairway, Kansas + 8 more",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Fairway",
          "state": "Kansas"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Westwood",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05627245"
    }
  ]
}